EP1024474A3 - Circuit d'alimentation pour la commande d'un affichage à cristaux liquides - Google Patents

Circuit d'alimentation pour la commande d'un affichage à cristaux liquides Download PDF

Info

Publication number
EP1024474A3
EP1024474A3 EP00101608A EP00101608A EP1024474A3 EP 1024474 A3 EP1024474 A3 EP 1024474A3 EP 00101608 A EP00101608 A EP 00101608A EP 00101608 A EP00101608 A EP 00101608A EP 1024474 A3 EP1024474 A3 EP 1024474A3
Authority
EP
European Patent Office
Prior art keywords
key
depressed
melody
event data
data
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP00101608A
Other languages
German (de)
English (en)
Other versions
EP1024474B1 (fr
EP1024474A2 (fr
Inventor
Takakazu Yano
Shigeru Morokawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Citizen Holdings Co Ltd
Original Assignee
Citizen Watch Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of EP1024474A2 publication Critical patent/EP1024474A2/fr
Publication of EP1024474A3 publication Critical patent/EP1024474A3/fr
Application granted granted Critical
Publication of EP1024474B1 publication Critical patent/EP1024474B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3696—Generation of voltages supplied to electrode drivers
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/04—Maintaining the quality of display appearance
    • G09G2320/041—Temperature compensation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0606—Manual adjustment
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
EP00101608A 1999-01-29 2000-01-27 Circuit d'alimentation pour la commande d'un affichage à cristaux liquides Expired - Lifetime EP1024474B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11021534A JP2000221468A (ja) 1999-01-29 1999-01-29 液晶駆動装置
JP2153499 1999-01-29

Publications (3)

Publication Number Publication Date
EP1024474A2 EP1024474A2 (fr) 2000-08-02
EP1024474A3 true EP1024474A3 (fr) 2000-08-09
EP1024474B1 EP1024474B1 (fr) 2008-06-25

Family

ID=12057640

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00101608A Expired - Lifetime EP1024474B1 (fr) 1999-01-29 2000-01-27 Circuit d'alimentation pour la commande d'un affichage à cristaux liquides

Country Status (4)

Country Link
US (1) US6999058B1 (fr)
EP (1) EP1024474B1 (fr)
JP (1) JP2000221468A (fr)
DE (1) DE60039264D1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3884229B2 (ja) * 2000-12-04 2007-02-21 株式会社 日立ディスプレイズ 液晶表示装置
US7199774B2 (en) * 2004-02-17 2007-04-03 Au Optronics Corp. Liquid crystal display
KR100599696B1 (ko) * 2005-05-25 2006-07-12 삼성에스디아이 주식회사 플라즈마 표시 장치 및 그 전원 장치
KR100627415B1 (ko) * 2005-10-18 2006-09-22 삼성에스디아이 주식회사 플라즈마 표시 장치 및 그 전원 장치
TWI339373B (en) * 2006-12-29 2011-03-21 Chimei Innolux Corp Liquid crystal display
JP2009164415A (ja) * 2008-01-08 2009-07-23 Mitsumi Electric Co Ltd 半導体装置
CN103021361A (zh) * 2012-12-13 2013-04-03 天钺电子(东莞)有限公司 一种多功能监视器
CN104280911B (zh) * 2014-09-26 2017-04-05 京东方科技集团股份有限公司 一种阵列基板、液晶显示面板及显示装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314084A2 (fr) * 1987-10-26 1989-05-03 Canon Kabushiki Kaisha Dispositif de commande
US4923285A (en) * 1985-04-22 1990-05-08 Canon Kabushiki Kaisha Drive apparatus having a temperature detector

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3956661A (en) * 1973-11-20 1976-05-11 Tokyo Sanyo Electric Co., Ltd. D.C. power source with temperature compensation
US4198581A (en) * 1977-10-13 1980-04-15 Rca Corporation Temperature compensating comparator
JPS5492094A (en) * 1977-12-29 1979-07-20 Seiko Epson Corp Power supply method for liquid crystal display substance
GB2042238B (en) * 1979-02-14 1982-12-08 Matsushita Electric Ind Co Ltd Drive circuit for a liquid crystal display panel
EP0031678B1 (fr) * 1979-12-19 1986-06-11 Seiko Epson Corporation Régulateur de tension pour affichage à cristaux liquides
US4390874A (en) * 1981-01-09 1983-06-28 Texas Instruments Incorporated Liquid crystal display system having improved temperature compensation
GB2081018B (en) * 1980-07-31 1985-06-26 Suwa Seikosha Kk Active matrix assembly for display device
JPS59119390A (ja) * 1982-12-25 1984-07-10 株式会社東芝 薄膜トランジスタ回路
US4677850A (en) * 1983-02-11 1987-07-07 Nippon Soken, Inc. Semiconductor-type flow rate detecting apparatus
JPS60104925A (ja) * 1983-11-14 1985-06-10 Nippon Denso Co Ltd 液晶素子駆動装置
US4622635A (en) * 1984-02-13 1986-11-11 Automated Controls Inc. Portable display and control terminal for wells
US4807972A (en) * 1986-01-21 1989-02-28 American Microsystems, Inc. Temperature compensating driver for a liquid crystal display
EP0374845B1 (fr) * 1988-12-23 1995-04-12 Fujitsu Limited Méthode et dispositif pour contrôler un affichage à cristaux liquides
JPH0336519A (ja) * 1989-07-04 1991-02-18 Fujitsu Ltd 液晶表示装置の駆動装置
JP2951352B2 (ja) * 1990-03-08 1999-09-20 株式会社日立製作所 多階調液晶表示装置
DE69012110T2 (de) * 1990-06-11 1995-03-30 Ibm Anzeigeeinrichtung.
US5280280A (en) * 1991-05-24 1994-01-18 Robert Hotto DC integrating display driver employing pixel status memories
JPH05256716A (ja) * 1992-03-13 1993-10-05 Mitsubishi Electric Corp 半導体装置
JPH06188729A (ja) * 1992-12-16 1994-07-08 Murata Mfg Co Ltd ノイズ除去回路および電圧制御形発振回路
EP0613252B1 (fr) * 1993-01-25 1998-08-12 Matsushita Electric Industrial Co., Ltd. Oscillateur à cristal compensé en température
SG54123A1 (en) * 1993-12-22 1998-11-16 Seiko Epson Corp Liquid-crystal display system and power supply method
TW277111B (fr) * 1994-04-20 1996-06-01 Hitachi Seisakusyo Kk
US6115021A (en) * 1994-07-04 2000-09-05 Sharp Kabushiki Kaisha Method and apparatus for driving a liquid crystal panel using a ferroelectric liquid crystal material having a negative dielectric anisotropy
US5739805A (en) * 1994-12-15 1998-04-14 David Sarnoff Research Center, Inc. Matrix addressed LCD display having LCD age indication, and autocalibrated amplification driver, and a cascaded column driver with capacitor-DAC operating on split groups of data bits
US5852430A (en) * 1995-04-20 1998-12-22 Casio Computer Co., Ltd. Color liquid crystal display device
US6121943A (en) * 1995-07-04 2000-09-19 Denso Corporation Electroluminescent display with constant current control circuits in scan electrode circuit
WO1997008730A1 (fr) * 1995-08-25 1997-03-06 International Business Machines Corporation Dispositif d'affichage
WO1998044621A1 (fr) * 1997-03-28 1998-10-08 Seiko Epson Corporation Circuit d'alimentation en energie, unite d'affichage et equipement electronique
US6107985A (en) * 1997-10-30 2000-08-22 Ericsson Inc. Backlighting circuits including brownout detection circuits responsive to a current through at least one light emitting diode and related methods

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4923285A (en) * 1985-04-22 1990-05-08 Canon Kabushiki Kaisha Drive apparatus having a temperature detector
EP0314084A2 (fr) * 1987-10-26 1989-05-03 Canon Kabushiki Kaisha Dispositif de commande

Also Published As

Publication number Publication date
EP1024474B1 (fr) 2008-06-25
EP1024474A2 (fr) 2000-08-02
US6999058B1 (en) 2006-02-14
DE60039264D1 (de) 2008-08-07
JP2000221468A (ja) 2000-08-11

Similar Documents

Publication Publication Date Title
WO2005013257A3 (fr) Instrument a clavier inverse et procede pour jouer dudit instrument
CA2220348A1 (fr) Instrument de musique virtuelle comprenant un dispositif de commande nouveau
EP1073034A3 (fr) Dispositif téléphonique portable avec générateur de musique
CA2344429A1 (fr) Dispositif pour fournir des donnees de sortie en reaction a des donnees d'entree, procede de verification d'authenticite, et procede de transfert code d'informations
ATE395642T1 (de) Vorrichtung zur notierung persönlicher daten und termine
EP1172797A3 (fr) Dispositif et méthode pour la fourniture d'un service de génération de contenu
EP1024474A3 (fr) Circuit d'alimentation pour la commande d'un affichage à cristaux liquides
EP1022720A3 (fr) Dispositif pour s'entraíner à jouer des mélodies
EP1014327A3 (fr) Aide électrique pour indiquer directement les manipulateurs à actionner, instrument de musique avec un aide électrique intégré, procédé pour indiquer la position des doigts et support d'enregistrement d'informations pour stocker un programme dédié au procédé
EP0675480A3 (fr) Instrument de musique à clavier muni d'un point de contact variable entre le bâton d'échappement et le bouton de réglage
EP1104209A3 (fr) Appareil de communication , méthode de commande associée et support de mémorisation du programme d'exécution de la méthode
JPS5350723A (en) Electronic musical instrument
EP1324312A3 (fr) Instrument de musique à clavier avec des touches ajustées au moyen d'éléments d'équilibrage stables
EP0744733A3 (fr) Instrument de musique électronique
JPS6457298A (en) Musical sound visualizer
ES2004450A6 (es) Maquina electronica para jugar al bingo
CN2932493Y (zh) 一种光化学处理隐形码发声读码器
JPS54156621A (en) Electronic musical instrument
JPS5927599U (ja) 電子楽器におけるタツチコントロ−ル装置
KR950030134A (ko) 가라오케 장치
KR960030728A (ko) 컴퓨터 시스템에서의 프로그램 선택 구동장치
JPS5723164A (en) Electronic savings box
White Simmons SDS1 Drum Pad (EMM Mar 1985)
JPS57156581A (en) Electronic timepiece
KR960019033A (ko) 악보출력기능을 갖는 영상노래반주장치

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 20001121

AKX Designation fees paid

Free format text: DE

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CITIZEN WATCH CO. LTD.

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CITIZEN HOLDINGS CO., LTD.

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE

REF Corresponds to:

Ref document number: 60039264

Country of ref document: DE

Date of ref document: 20080807

Kind code of ref document: P

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20090123

Year of fee payment: 10

26N No opposition filed

Effective date: 20090326

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100803